$ TRACKER_VERBOSITY=3 /usr/local/libexec/tracker-miner-fs
Initializing tracker-miner-fs...
Tracker-Message: Checking XDG_DATA_HOME is writable and exists
Tracker-Message:   XDG_DATA_HOME is '(null)'
Tracker-Message:   Path is OK
Tracker-Message:   XDG_DATA_HOME set to '/home/vic4kor/.local/share'
Tracker-Message:   Path is OK
Tracker-Message: Setting process priority
Tracker-Message: Setting up monitor for changes to config file:'/home/vic4kor/.config/tracker/tracker-miner-fs.cfg'
Tracker-Message: Loading defaults into GKeyFile...
Tracker-Message: tracker-miner-fs 0.9.22
Starting log:
  File:'/home/vic4kor/.local/share/tracker/tracker-miner-fs.log'
Tracker-Message: General options:
Tracker-Message:   Verbosity  ............................  0
Tracker-Message:   Initial Sleep  ........................  15
Tracker-Message: Indexer options:
Tracker-Message:   Throttle level  .......................  5
Tracker-Message:   Indexing while on battery  ............  yes (first time only = yes)
Tracker-Message:   Low disk space limit  .................  1%
Tracker-Message: Registering D-Bus service...
  Name:'org.freedesktop.Tracker1.Miner.Files.Index'
Tracker-Message: Checking whether to perform mtime checks during crawling:
Tracker-Message:   Enabled
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:151: Using backend = 'AUTO'
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:159: Searching for modules in folder '/usr/local/lib/tracker-0.9/sparql-modules' ..
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:243: Loaded module source: '/usr/local/lib/tracker-0.9/sparql-modules/libtracker-direct.so'
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:243: Loaded module source: '/usr/local/lib/tracker-0.9/sparql-modules/libtracker-bus.so'
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:188: Finished searching for modules
Tracker-Message: Monitor backend is Inotify
Tracker-Message: Monitor limit is 7692
Tracker-Message: Initializing Storage...
Tracker-Message: Mount monitors set up for to watch for added, removed and pre-unmounts...
Tracker-Message: No mounts found to iterate
(tracker-miner-fs:12162): Tracker-DEBUG: Initializing mount points...
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:49: Tracker.Sparql.Backend.query(): 'SELECT ?v WHERE { ?v a tracker:Volume ; tracker:isMounted true }'

(tracker-miner-fs:12162): Tracker-CRITICAL **: Could not obtain the mounted volumes: FD passing unsupported or connection disconnected
Tracker-Message: Miner process pool limit is set to 10
Tracker-Message: Registering D-Bus service...
  Name:'org.freedesktop.Tracker1.Miner.Files'
Tracker-Message: Registering D-Bus object...
Tracker-Message:   Path:'/org/freedesktop/Tracker1/Miner/Files'
Tracker-Message:   Object Type:'TrackerMinerFiles'
Tracker-Message: Setting up directories to iterate from config (IndexSingleDirectory)
Tracker-Message:   Adding:'/home/vic4kor'
Tracker-Message: Setting up directories to iterate from config (IndexRecursiveDirectory)
Tracker-Message:   Adding:'/home/vic4kor/Desktop'
Tracker-Message:   Adding:'/home/vic4kor/Documents'
Tracker-Message:   Adding:'/home/vic4kor/Downloads'
Tracker-Message:   Adding:'/home/vic4kor/Music'
Tracker-Message:   Adding:'/home/vic4kor/Pictures'
Tracker-Message:   Adding:'/home/vic4kor/Videos'
Tracker-Message: Setting up directories to iterate from devices/discs
Tracker-Message: Starting disk space check for every 10 seconds
Tracker-Message: Checking whether to perform mtime checks during crawling:
Tracker-Message:   Enabled
Tracker-Message: Registering D-Bus object...
Tracker-Message:   Path:'/org/freedesktop/Tracker1/Miner/Files/Index'
Tracker-Message:   Type:'TrackerMinerFilesIndex'
Tracker-Message: Monitor backend is Inotify
Tracker-Message: Monitor limit is 7692
Tracker-Message: Miner process pool limit is set to 1
Tracker-Message: Registering D-Bus service...
  Name:'org.freedesktop.Tracker1.Miner.Applications'
Tracker-Message: Registering D-Bus object...
Tracker-Message:   Path:'/org/freedesktop/Tracker1/Miner/Applications'
Tracker-Message:   Object Type:'TrackerMinerApplications'
Tracker-Message: Thumbnailer connections being set up...
Tracker-Message: Thumbnailer service did not return supported mime types, The name org.freedesktop.thumbnails.Thumbnailer1 was not provided by any .service files
Tracker-Message: Starting next miner...
Tracker-Message: Crawling recursively directory '/usr/share/applications'
(tracker-miner-fs:12162): Tracker-DEBUG: Generating mtime cache for URI 'file:///usr/share/applications' (config location)
(tracker-miner-fs:12162): Tracker-DEBUG: tracker-backend.vala:59: Tracker.Sparql.Backend.query_async(): 'SELECT ?url ?last WHERE {   ?u nfo:fileLastModified ?last ;      nie:url ?url ;      nie:url "file:///usr/share/applications" }'

(tracker-miner-fs:12162): Tracker-CRITICAL **: FD passing unsupported or connection disconnected